CN111721832B - Passiflora edulis pulp substance detection device and detection method thereof - Google Patents

Abstract

The invention discloses a passion flower pulp detection device, which comprises a mass spectrometer main body, wherein a base is arranged on the lower side of the mass spectrometer main body, and the mass spectrometer main body is fixedly connected with the base; the base includes the base main part, and the inside cavity of base main part sets up, and the wall mounting has selected the regulation formula themogenesis mechanism in the base main part, selects the regulation formula themogenesis mechanism including bearing the seat, and it has the slide to bore in bearing the seat, and sliding connection has the friction piece in the slide, is equipped with the block groove on the lateral wall of friction piece, and the block inslot is equipped with friction portion, and it has the chamber of placing to bore in the friction piece. According to the invention, through the matching arrangement of the selective adjusting type heat generating mechanism and the spin stirring mechanism, the pretreatment can be carried out before the measured medium enters the mass spectrometer, the phenomenon that the measured medium enters a vacuum environment from the atmospheric pressure and is crystallized is greatly reduced, the blockage of a sample inlet pipeline of the mass spectrometer is avoided, the substance of the measured medium can be fully detected, and the detection effect of the mass spectrometer is greatly improved.

Description

A kind of passion fruit pulp substance detection device and detection method thereof

technical field

The invention belongs to the technical field of passion fruit pulp detection, and in particular relates to a passion fruit pulp substance detection device and a detection method thereof.

Background technique

Passiflora, a perennial evergreen climbing woody vine, is a fragrant and delicious fruit, known as the "King of Juice"; , twig lotus, sour eggplant flower, time meter grass; according to the determination, the passion fruit fruit contains more than 135 kinds of aromatic substances, and is most suitable for processing into fruit juice, or with other fruits (such as mango, pineapple, guava, Oranges and apples, etc.) are processed and blended into mixed fruit juices, which can significantly improve the taste and aroma of these fruit juices; it can be used as an additive for ice cream or other foods to enhance the aroma and improve the quality.

Mass spectrometer equipment is used in the detection of passionflower substances. Mass spectrometers, also known as mass spectrometers, are mainly instruments for separating and detecting different isotopes; A type of instrument that separates and detects the composition of substances based on the mass difference of molecules or molecular fragments; mass spectrometers are divided into isotope mass spectrometers, inorganic mass spectrometers, and organic mass spectrometers according to the scope of application; Mass spectrometer; according to the working principle, it is divided into static instrument and dynamic instrument.

The quality of the mass spectrometer sampling system directly affects whether the sample can smoothly enter the detection instrument and be detected by the detection instrument. When the mass spectrometer in the prior art is in use, it directly passes the measured medium into the mass spectrometer. However, since the measured medium enters the vacuum environment from the atmospheric pressure, it is easy to undergo a phase change, which will cause crystallization at the injection nozzle of the mass spectrometer. Over time, it will easily cause the blockage of the sampling pipeline, making certain substances unable to detected, affecting the detection effect of the mass spectrometer.

Therefore, at above-mentioned technical problem, be necessary to provide a kind of passion fruit pulp substance detection device and detection method thereof.

Contents of the invention

The object of the present invention is to provide a passion fruit pulp substance detection device and detection method thereof, to solve the above-mentioned mass spectrometer when the phase transition occurs, the sample injection pipeline is prone to crystallization to block the pipeline, resulting in some substances not being detected , a problem that affects the detection effect.

In order to achieve the above object, the technical solution provided by an embodiment of the present invention is as follows:

A passion fruit pulp substance detection device, comprising a mass spectrometer main body, the underside of the mass spectrometer main body is provided with a base, and the mass spectrometer main body is fixedly connected to the base;

The base includes a base body, the base body is hollow inside, and an adjustable heat generating mechanism is installed on the inner bottom wall of the base body, and the adjustable heat generating mechanism includes a bearing seat, and a slide is dug inside the bearing seat. There is a friction part slidingly connected in the slideway, an engaging groove is provided on the side wall of the friction part, a friction part is arranged in the engaging groove, a placement cavity is dug in the friction part, and the placing A friction block matching the friction part is provided in the chamber, the friction member is set through the friction block, and a plurality of evenly distributed through holes are provided on the side of the bearing seat away from the base body, and the through holes are connected to the placement cavity The end of the friction member away from the deck is fixedly connected with a block, the upper side of the bearing seat is provided with a stirring mechanism, and a connecting seat is connected between the bearing seat and the stirring mechanism, and the connecting seat is provided with The second bearing, the second bearing is sleeved on the outside of the rotating shaft. The stirring mechanism includes a rotating shaft. The block is placed in a matching groove, and an electromagnet is arranged in the rotating shaft.

Further, the main body of the mass spectrometer is provided with a baffle, and an installation cavity is formed between the baffle and the main body of the mass spectrometer. A motor and a water pump are arranged in the installation cavity, and the motor is rotatably connected to the rotating shaft. The rotating shaft is driven to rotate, so that the spin stirring mechanism can be driven to rotate, and the solution in the main body of the base is stirred. The water pump is used to transport the solution in the main body of the base, and the main body of the mass spectrometer is used for detection. The water pump is connected with A liquid inlet pipe and a liquid outlet pipe, the liquid inlet pipe is arranged through the main body of the base, and the liquid outlet pipe is arranged through the partition plate.

Further, one end of the friction member located in the slideway is connected with a card holder, and the bearing seat is provided with a receiving groove matching the holder, and the receiving groove is connected with the slideway, and the user does not need to use the friction member When it is used, it is stored through the card seat engaging the receiving groove.

Further, a counterweight is provided in the deck, which is convenient for increasing the overall weight of the friction member, so that when the electromagnet is not energized, the friction member falls by its own gravity and the gravity of the counterweight, and is engaged in the accommodating groove. The counterweight is made of metal, and the bearing seat is provided with a magnet matching the counterweight, and the counterweight is attracted by the magnet to further fix the friction parts.

Further, the block is hexagonal in shape, which improves the stability of the connection between the friction member and the rotating shaft, and prevents misalignment when the friction member is connected to the rotating shaft.

Further, the upper cover of the through hole is provided with a metal mesh, the metal mesh is 100 meshes, and the metal mesh is sleeved on the outside of the connection seat to prevent impurities from the friction part from entering the solution.

Further, the spin stirring mechanism includes a mounting plate, a connecting piece is connected between the rotating shaft and the mounting plate, a pair of fixed shafts are connected to the side of the mounting plate away from the connecting piece, and the fixed shafts are sleeved with The first bearing, the first bearing is fixedly connected with fan blades, the mounting plate rotates with the rotating shaft, and the fan blades on the mounting plate rotate around the first bearing under the action of the solution, so as to improve the stirring effect of the fan blades on the solution, Avoid the phenomenon of uneven concentration of the solution, avoid the generation of crystallization, and at the same time greatly improve the heat dissipation effect of the selected heat generating mechanism, increase the temperature of the solution, and further avoid the crystallization of the solution.

Further, a pair of engaging parts is provided on the side wall of the fixed shaft, and a slot matching the engaging parts is provided on the first bearing to limit the first bearing and prevent the first bearing from detaching from the fixed shaft.

Further, the electromagnet includes an iron core, the outer side of the iron core is covered with a conductive wire group, one end of the conductive wire group is connected to a battery, the mass spectrometer body is provided with a button, and the conductive wire group The other end of the electromagnet is connected to the button, and the electromagnet is powered with a strong magnet, which can attract the block, so that the friction part and the rotating shaft are fully fixed, thereby ensuring the friction between the friction part and the friction block to generate heat. The outer side of the electromagnet A shielding net is provided to prevent strong magnetism from attracting the second bearing and facilitate the rotation of the second bearing.

A detection method of a passion fruit pulp substance detection device, comprising the following steps:

S1. the passion fruit pulp is stirred with a magnetic heating stirrer and an ultrasonic oscillator to obtain a uniform passion fruit pulp solution;

S2. Utilize rotary evaporator to extract the passion fruit pulp solution obtained in the above steps, extract solution and solution gas;

S3. Pass the extraction solution in the above steps into the main body of the base through the liquid inlet pipe to prepare for mass spectrometer analysis;

S4. The electromagnet is charged through the corresponding button on the main body of the mass spectrometer, and the electromagnet is energized to generate a large magnetic force, which attracts the friction parts in the bearing seat to slide in the slideway, so that the blocks on the friction parts are engaged on the rotating shaft. In the groove, the connection between the rotating shaft and the friction part is realized, and at the same time, the friction part on the side wall of the friction part is in contact with the friction block to control the operation of the motor;

S5. The rotation of the motor drives the rotating shaft connected to it to rotate, and the connected friction parts on the rotating shaft follow the rotation. The friction part on the friction parts rubs against the friction block and generates a lot of heat. The heat is discharged through the through hole, and the extraction solution in the main body of the base Heating, at the same time, the spin stirring mechanism on the side wall of the rotating shaft also starts to rotate, stirring the extracted solution in the main body of the base, avoiding the uneven concentration of the extraction solution, and also facilitating the dispersion of the heat generated by friction, avoiding the extraction solution The temperature is too low to produce crystallization;

S6. After the motor works for a period of time, turn on the switch of the water pump, and the water pump sucks the solution extracted in the base body into the mass spectrometer body through the liquid inlet pipe for analysis, and simultaneously passes the solution gas obtained in S2 into the mass spectrometer body for analysis;

S7. draw chromatogram to the result analyzed in above-mentioned steps, search with NIST spectral library, determine the chemical composition of passion fruit pulp solution and solution gas.

Compared with the prior art, the present invention has the following advantages:

In the present invention, through the coordinated setting of the selected heat generating mechanism and the spin stirring mechanism, pretreatment can be performed before the measured medium enters the mass spectrometer, which greatly reduces the phenomenon of crystallization of the measured medium entering the vacuum environment from atmospheric pressure, avoiding The blockage of the mass spectrometer's sampling pipeline can fully detect the substance of the measured medium and greatly improve the detection effect of the mass spectrometer.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments described in the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the perspective view of a kind of passion fruit pulp substance detection device in an embodiment of the present invention;

Fig. 2 is the sectional view of a kind of passion fruit pulp substance detection device in an embodiment of the present invention;

Fig. 3 is a perspective view of an adjustable heat generating mechanism in an embodiment of the present invention;

Fig. 4 is a perspective view of a friction member in an embodiment of the present invention;

Fig. 5 is a three-dimensional sectional view of an adjustable heat generating mechanism in an embodiment of the present invention;

Fig. 6 is a schematic structural diagram of A in Fig. 2 in an embodiment of the present invention;

Fig. 7 is a schematic diagram of the structure at B in Fig. 2 in an embodiment of the present invention.

In the figure: 1. Mass spectrometer main body, 101. Partition plate, 102. Motor, 103. Water pump, 104. Liquid inlet pipe, 105. Liquid outlet pipe, 2. Base, 201. Base main body, 202. Liquid inlet pipe, 203 .Bearing seat, 204. Slideway, 205. Friction piece, 206. Deck seat, 207. Accommodating groove, 208. Friction part, 209. Placement cavity, 210. Friction block, 211. Block block, 212. Counterweight block, 213. Magnet, 214. Through hole, 3. Stirring mechanism, 301. Rotating shaft, 302. Mounting plate, 303. Connecting piece, 304. Fixed shaft, 305. First bearing, 306. Fan blade, 307. Fastening piece, 308. placement slot, 309. electromagnet, 310. shielding net, 4. connecting seat, 401. second bearing.

detailed description

The present invention will be described in detail below in conjunction with various embodiments shown in the drawings. However, these embodiments do not limit the present invention, and structural, method, or functional changes made by those skilled in the art according to these embodiments are included in the protection scope of the present invention.

The invention discloses a passion fruit pulp substance detection device, as shown in Fig. 1-Fig. Connection seat 4 of mechanism 3.

Referring to Fig. 1-shown in Fig. 6, the underside of mass spectrometer main body 1 is provided with base 2, and mass spectrometer main body 1 is fixedly connected with base 2, and mass spectrometer main body 1 is provided with partition 101, and partition 101 and mass spectrometer main body An installation cavity is formed between 1, and a motor 102 and a water pump 103 are arranged in the installation cavity. The motor 102 is connected to the rotating shaft 301 in rotation, and the motor 102 is used to drive the rotating shaft 301 to rotate, so that the spin stirring mechanism can be driven to rotate, and the main body of the base The solution in 201 is stirred to avoid crystallization of the solution due to uneven concentration and temperature. The water pump 103 is used to transport the solution in the base body 201, and the mass spectrometer body 1 is used for detection. The water pump 103 is connected with a liquid inlet pipe 104 and The liquid outlet pipe 105 and the liquid inlet pipe 104 are arranged through the base body 201 , and the liquid outlet pipe 105 is arranged through the partition plate 101 .

As shown in Figures 2-6, the base 2 includes a base body 201 for storing the solution. The base body 201 is hollow inside, and an optional heat generating mechanism is installed on the inner bottom wall of the base body 201 to facilitate the user whether to use the solution. The heating and adjustable heat generating mechanism includes a bearing seat 203. On the one hand, the rotating shaft 301 can be fixed, and on the other hand, the friction member 205 is conveniently stored. A slideway 204 is dug in the bearing seat 203 to facilitate the sliding of the friction member 205. The slideway 204 The inner slide is connected with a friction member 205, and one end of the friction member 205 located in the slideway 204 is connected with a card seat 206, and the bearing seat 203 is provided with a receiving groove 207 matching the card holder 206, and the receiving groove 207 communicates with the slideway 204 , when the user does not need to use the friction member 205, the holder 206 is engaged with the accommodating groove 207 for storage.

2-6, the side wall of the friction member 205 is provided with an engaging groove, and a friction part 208 is arranged in the engaging groove. The friction part 208 can be metal, sandpaper, wood or rubber. Preferably, the present invention Metal is used, and a placement cavity 209 is dug in the friction member 205, and a friction block 210 matching the friction part 208 is arranged in the placement cavity 209. The friction block 210 is made of metal, and metal has good thermal conductivity. The loss is small, the friction part 208 and the friction block 210 rub against each other to generate a large amount of heat, the heat is transmitted through the friction block 210, and is emitted into the carrying seat 203 through the through hole 214 on the carrying seat 203, and the solution in the base body 201 is carried out. Heating, to avoid crystallization of the solution due to too low temperature, the friction member 205 is set through the friction block 210, and the side of the bearing seat 203 away from the base body 201 is provided with a plurality of evenly distributed through holes 214, which greatly improves the heat dissipation and can The solution is heated, and the through hole 214 communicates with the placement cavity 209 .

Referring to Figures 1-6, the end of the friction member 205 away from the deck 206 is fixedly connected with a block 211, and the block 211 is made of metal, which is convenient for the electromagnet 309 to generate strong magnetic attraction, thereby fixing the friction member 205 and The rotating shaft 301 and the locking block 211 are hexagonal in shape, which improves the connection stability between the friction member 205 and the rotating shaft 301 and prevents misalignment when the friction member 205 is connected to the rotating shaft 301 .

Wherein, the upper cover of the through hole 214 is provided with a metal mesh, the metal mesh is 100 meshes, and the metal mesh is sleeved on the outside of the connecting seat 4, so as to prevent the impurities worn off by the friction part 208 from entering the solution, resulting in inaccurate detection.

As shown in Figures 5-6, a counterweight 212 is provided in the card seat 206, which is convenient for increasing the overall weight of the friction member 205, so that when the electromagnet 309 is not powered, the friction member 205 relies on its own gravity and the weight of the counterweight 212. Gravity drops, and it is engaged in the accommodation groove 207 to realize the fixation of the friction member 205. The counterweight 212 is made of metal, and the bearing seat 203 is provided with a magnet 213 that matches the counterweight 212, and the counterweight is attracted by the magnet 213 212 , greatly improving the fixing effect of the friction member 205 to prevent the friction member 205 from colliding with the rotating shaft 301 when not in use.

As shown in Fig. 2, a stirring mechanism 3 is provided on the upper side of the bearing seat 203, which is used to stir the solution to avoid concentration differences, and is also beneficial to the distribution of heat from the optional heat generating mechanism. A connection seat 4 is connected between them, and a second bearing 401 is arranged in the connection seat 4, and a sealing ring is provided on the second bearing 401 to prevent the solution from entering the bearing seat 203, and greatly improve the protection effect of the bearing seat 203. The second bearing 401 Sleeved on the outside of the rotating shaft 301, the fixing effect between the base 2 and the stirring mechanism 3 is greatly improved, so that the stirring mechanism 3 does not shake when rotating, and the stability of the stirring mechanism 3 is improved.

Referring to Fig. 2-shown in Fig. 7, stirring mechanism 3 comprises rotating shaft 301, and rotating shaft 301 is fixedly connected with motor 102, is connected with a pair of spin stirring mechanism on the side wall of rotating shaft 301, and spin stirring mechanism comprises mounting plate 302, and rotating shaft 301 and A connecting piece 303 is connected between the mounting plates 302. A pair of fixed shafts 304 are connected to the side of the mounting plate 302 away from the connecting piece 303. The fixed shaft 304 is provided with a first bearing 305 to facilitate the rotation of the fan blade 306. The first bearing 305 is fixedly connected with a fan blade 306, the fan blade 306 is made of plastic material, the mounting plate 302 rotates with the rotating shaft 301, and the fan blade 306 on the mounting plate 302 rotates around the first bearing 305 under the action of the solution, greatly improving the The stirring effect of 306 on the solution can avoid the phenomenon of uneven concentration of the solution and avoid the generation of crystallization.

Specifically, a pair of engaging parts 307 are provided on the side wall of the fixed shaft 304, and a slot matching the engaging parts 307 is provided on the first bearing 305 to limit the first bearing 305 and prevent the first bearing 305 from being detached from the fixed position. shaft 304 .

As shown in Figure 7, the end of the rotating shaft 301 close to the friction member 205 is provided with a placement groove 308 matching the block 211, and an electromagnet 309 is arranged inside the rotating shaft 301. The electromagnet 309 includes an iron core, and the outer side of the iron core is sleeved There is a conductive wire group, one end of the conductive wire group is connected to a battery, a button is provided on the mass spectrometer body 1, the other end of the conductive wire group is connected to the button, and the electromagnet 309 is powered with a strong magnet, which can attract the block 211 , so that the friction member 205 and the rotating shaft 301 are fully fixed, so as to ensure that the friction between the friction part 208 and the friction block 210 generates heat. The outer side of the electromagnet 309 is provided with a shielding net 310 to avoid the attraction of the strong magnet to the second bearing 401, which is convenient for the second bearing 401. The second bearing 401 rotates.

A detection method of a passion fruit pulp substance detection device, comprising the following steps:

S1. the passion fruit pulp is stirred with a magnetic heating stirrer and an ultrasonic oscillator to obtain a uniform passion fruit pulp solution;

S2. Utilize rotary evaporator to extract the passion fruit pulp solution obtained in the above steps, extract solution and solution gas;

S3. Pass the extraction solution in the above steps into the base main body 201 through the liquid inlet pipe 202, and perform the preparation before the analysis of the mass spectrometer main body 1;

S4. The electromagnet 309 is charged through the corresponding button on the mass spectrometer main body 1, and the electromagnet 309 is energized to generate a large magnetic force, which attracts the friction member 205 in the bearing seat 203 to slide in the slideway 204, so that the friction member 205 is locked. The block 211 is engaged in the placement groove 308 on the rotating shaft 301 to realize the connection between the rotating shaft 301 and the friction member 205, and at the same time, the friction portion 208 on the side wall of the friction member 205 contacts the friction block 210 to control the operation of the motor 102;

S5. The rotation of the motor 102 drives the rotating shaft 301 connected to it to rotate, and the connected friction member 205 on the rotating shaft 301 rotates accordingly, and the friction part 208 on the friction member 205 rubs against the friction block 210 and generates a large amount of heat, which is discharged through the through hole 214 , the extraction solution in the base body 201 is heated, and at the same time the spin stirring mechanism on the side wall of the rotating shaft 301 also starts to rotate, and the extraction solution in the base body 201 is stirred to avoid uneven concentration of the extraction solution, which is also convenient Disperse the heat generated by friction to avoid crystallization when the temperature of the extraction solution is too low;

S6. After the motor 102 works for a period of time, turn on the switch of the water pump 103, and the water pump 103 sucks the solution extracted in the base body 201 into the mass spectrometer body 1 through the liquid inlet pipe 104 for analysis, and simultaneously passes the solution gas obtained in S2 into Mass spectrometer main body 1 is analyzed;

S7. draw chromatogram to the result analyzed in above-mentioned steps, search with NIST spectral library, determine the chemical composition of passion fruit pulp solution and solution gas.

As can be seen from the above technical solutions, the present invention has the following beneficial effects:

In the present invention, through the coordinated setting of the selected heat generating mechanism and the spin stirring mechanism, pretreatment can be performed before the measured medium enters the mass spectrometer, which greatly reduces the phenomenon of crystallization of the measured medium entering the vacuum environment from atmospheric pressure, avoiding The blockage of the mass spectrometer's sampling pipeline can fully detect the substance of the measured medium and greatly improve the detection effect of the mass spectrometer.

It will be apparent to those skilled in the art that the invention is not limited to the details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents of the elements are embraced in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although the specification is described according to the embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. A passion flower pulp substance detection device comprises a mass spectrometer main body (1), and is characterized in that a base (2) is arranged on the lower side of the mass spectrometer main body (1), and the mass spectrometer main body (1) is fixedly connected with the base (2);

the base (2) comprises a base body (201), the base body (201) is arranged in a hollow manner, a selective-adjustment type heat generating mechanism is arranged on the inner bottom wall of the base body (201) and comprises a bearing seat (203), a slide way (204) is drilled in the bearing seat (203), a friction piece (205) is connected in the slide way (204) in a sliding manner, a clamping groove is formed in the side wall of the friction piece (205), a friction part (208) is arranged in the clamping groove, a placing cavity (209) is further drilled in the bearing seat (203), a friction block (210) matched with the friction part (208) is arranged in the placing cavity (209), the friction piece (205) is arranged by penetrating through the friction block (210), a plurality of uniformly distributed through holes (214) are formed in one surface of the bearing seat (203) far away from the base body (201), the through holes (214) are communicated with the placing cavity (209), one end of the friction piece (205) far away from the clamping seat (206) is fixedly connected with a clamping block (211), a stirring mechanism (3) is arranged on the upper side of the bearing seat (203), a second shaft (401) is sleeved with a stirring mechanism (3), and the bearing seat (401) is arranged between the second shaft (401), the stirring mechanism (3) comprises a rotating shaft (301), a pair of self-rotating stirring mechanisms is connected to the side wall of the rotating shaft (301), a placing groove (308) matched with the clamping block (211) is formed in one end, close to the friction piece (205), of the rotating shaft (301), and an electromagnet (309) is arranged in the rotating shaft (301);

one end of the friction piece (205) positioned in the slide way (204) is connected with a clamping seat (206), a containing groove (207) matched with the clamping seat (206) is arranged on the bearing seat (203), and the containing groove (207) is communicated with the slide way (204);

a balancing weight (212) is arranged in the clamping seat (206), the balancing weight (212) is made of metal, and a magnet (213) matched with the balancing weight (212) is arranged in the bearing seat (203);

the spinning stirring mechanism comprises a mounting plate (302), a connecting piece (303) is connected between the rotating shaft (301) and the mounting plate (302), one surface, far away from the connecting piece (303), of the mounting plate (302) is connected with a pair of fixed shafts (304), a first bearing (305) is sleeved on each fixed shaft (304), and fan blades (306) are fixedly connected to each first bearing (305);

a pair of clamping pieces (307) are arranged on the side wall of the fixed shaft (304), and clamping grooves matched with the clamping pieces (307) are formed in the first bearing (305).

2. The passion flower pulp detection device as recited in claim 1, wherein a partition plate (101) is arranged in the mass spectrometer body (1), an installation cavity is formed between the partition plate (101) and the mass spectrometer body (1), a motor (102) and a water pump (103) are arranged in the installation cavity, the motor (102) is rotatably connected with a rotating shaft (301), a liquid inlet pipe (104) and a liquid outlet pipe (105) are connected to the water pump (103), the liquid inlet pipe (104) penetrates through the base body (201), and the liquid outlet pipe (105) penetrates through the partition plate (101).

3. The passion flower pulp detection device as recited in claim 1, wherein the shape of the fixture block (211) is hexagonal.

4. The passion flower pulp detection device as recited in claim 1, wherein a metal mesh is covered on the through hole (214), the metal mesh is 100 meshes, and the metal mesh is sleeved outside the connection seat (4).

5. The passion flower pulp detection device as claimed in claim 1, wherein the electromagnet (309) comprises an iron core, a conductive wire set is sleeved on the outer side of the iron core, a battery is connected to one end of the conductive wire set, a button is arranged on the mass spectrometer body (1), the other end of the conductive wire set is connected with the button, and a shielding net (310) is arranged on the outer side of the electromagnet (309).

6. A method of testing a passion flower pulp testing device as claimed in claim 1, comprising the steps of:

s1, stirring passion fruit pulp by using a magnetic heating stirrer and an ultrasonic oscillator to obtain a uniform passion fruit pulp solution;

s2, extracting the passion fruit pulp solution obtained in the step by using a rotary evaporator, and extracting the solution and solution gas;

s3, introducing the extraction solution obtained in the step into the base main body (201) through the liquid inlet pipe (202) to prepare the mass spectrometer main body (1) before analysis;

s4, the electromagnet (309) is electrified through a corresponding button on the mass spectrometer main body (1), the electromagnet (309) is electrified to generate a large magnetic force, the friction piece (205) in the bearing seat (203) is attracted to slide in the slide way (204), the clamping block (211) on the friction piece (205) is clamped in the placing groove (308) on the rotating shaft (301), the rotating shaft (301) is connected with the friction piece (205), meanwhile, the friction part (208) on the side wall of the friction piece (205) is contacted with the friction block (210), and the running of the motor (102) is controlled;

s5, the motor (102) rotates to drive the rotating shaft (301) connected with the motor to rotate, the friction piece (205) connected with the rotating shaft (301) rotates along with the rotating shaft, the friction part (208) on the friction piece (205) rubs the friction block (210) and generates a large amount of heat, the heat is discharged through the through hole (214) to heat the extraction solution in the base main body (201), meanwhile, the spin stirring mechanism on the side wall of the rotating shaft (301) also starts to rotate to stir the solution extracted in the base main body (201), the situation that the concentration of the extraction solution is uneven is avoided, the heat generated by friction is conveniently dispersed, and the phenomenon that the temperature of the extraction solution is too low to generate crystals is avoided;

s6, after the motor (102) works for a period of time, a switch of the water pump (103) is turned on, the water pump (103) sucks the solution extracted from the base main body (201) into the mass spectrometer main body (1) through the liquid inlet pipe (104) for analysis, and meanwhile, the solution gas obtained in the S2 is introduced into the mass spectrometer main body (1) for analysis;

s7, drawing a chromatogram of the result analyzed in the step, searching by using an NIST library, and determining the chemical composition of the passion fruit pulp solution and the solution gas.

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